arch: Use CONFIG_XPL_BUILD instead of CONFIG_SPL_BUILD

Use the new symbol to refer to any 'SPL' build, including TPL and VPL

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/mips/mach-jz47xx/Makefile b/arch/mips/mach-jz47xx/Makefile
index dbb8229..5621a09 100644
--- a/arch/mips/mach-jz47xx/Makefile
+++ b/arch/mips/mach-jz47xx/Makefile
@@ -1,5 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0+
 
-extra-$(CONFIG_SPL_BUILD)	:= start.o
+extra-$(CONFIG_XPL_BUILD)	:= start.o
 
 obj-$(CONFIG_SOC_JZ4780)	+= jz4780/
diff --git a/arch/mips/mach-jz47xx/include/mach/jz4780.h b/arch/mips/mach-jz47xx/include/mach/jz4780.h
index 880445d..9f9a8cf 100644
--- a/arch/mips/mach-jz47xx/include/mach/jz4780.h
+++ b/arch/mips/mach-jz47xx/include/mach/jz4780.h
@@ -94,7 +94,7 @@
 
 void jz4780_tcu_wdt_start(void);
 
-#ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_XPL_BUILD
 int jz_mmc_init(void __iomem *base);
 #endif
 
diff --git a/arch/mips/mach-jz47xx/jz4780/jz4780.c b/arch/mips/mach-jz47xx/jz4780/jz4780.c
index 1d6fb6a..504fd27 100644
--- a/arch/mips/mach-jz47xx/jz4780/jz4780.c
+++ b/arch/mips/mach-jz47xx/jz4780/jz4780.c
@@ -19,7 +19,7 @@
 #include <mmc.h>
 #include <spl.h>
 
-#ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_XPL_BUILD
 /* Pointer to the global data structure for SPL */
 DECLARE_GLOBAL_DATA_PTR;
 gd_t gdata __section(".bss");
@@ -73,7 +73,7 @@
 
 	hang();
 }
-#endif /* CONFIG_SPL_BUILD */
+#endif /* CONFIG_XPL_BUILD */
 
 phys_addr_t board_get_usable_ram_top(phys_size_t total_size)
 {
diff --git a/arch/mips/mach-jz47xx/start.S b/arch/mips/mach-jz47xx/start.S
index 760d021..0d40e63 100644
--- a/arch/mips/mach-jz47xx/start.S
+++ b/arch/mips/mach-jz47xx/start.S
@@ -18,7 +18,7 @@
 	.globl _start
 	.text
 _start:
-#ifdef CONFIG_SPL_BUILD
+#ifdef CONFIG_XPL_BUILD
 
 	/* magic value ("MSPL") */
 	.word 0x4d53504c
@@ -95,4 +95,4 @@
 	.end enable_caches
 
 #endif /* CONFIG_SOC_JZ4780 */
-#endif /* !CONFIG_SPL_BUILD */
+#endif /* !CONFIG_XPL_BUILD */